Linux tools

chmod, cron, systemd, and Bash strict mode - the command line fundamentals worth getting exactly right.

Cron ↔ Natural Language Converter

Cron syntax to plain English, and back.

chmod File Permission Calculator

Pick read/write/execute per owner/group/other - the numeric and symbolic chmod value.

Cron to systemd Timer Converter

Paste a cron expression - the equivalent systemd OnCalendar= line for a .timer unit.

Bash Strict Mode Header Generator

Pick set -e, set -u, pipefail, safe IFS, and an error trap - a commented script header.

Environment Variable Naming Checker

Check a name against portable POSIX conventions - UPPER_SNAKE_CASE, no hyphens, no leading digit.

Cron Job Builder

Visual picker for the exact crontab line, plus how to install it.

Backup Script Generator

Runnable Bash or PowerShell backup script, with the cron/Task Scheduler line.

systemd Service File Generator

A complete .service file plus install instructions.

See this same kind of analysis applied to your whole repository

Call graphs, dead code, blast radius, and a health score. Results in 60 seconds, free.